Compilare: user.cpp: In function ‘int main()’: user.cpp:32:94: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] rmq[km][i][kn][j] = gcd (gcd (rmq[km-1][i][kn-1][j], rmq[km-1][i + 1 << (km - 1)][kn-1][j]), gcd (rmq[km-1][i][kn-1][j + 1 << (kn - 1)], rmq[km-1][i + 1 << (km - 1)][kn - 1][j + 1 << (kn - 1)])); ^ user.cpp:32:148: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] rmq[km][i][kn][j] = gcd (gcd (rmq[km-1][i][kn-1][j], rmq[km-1][i + 1 << (km - 1)][kn-1][j]), gcd (rmq[km-1][i][kn-1][j + 1 << (kn - 1)], rmq[km-1][i + 1 << (km - 1)][kn - 1][j + 1 << (kn - 1)])); ^ user.cpp:32:178: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] rmq[km][i][kn][j] = gcd (gcd (rmq[km-1][i][kn-1][j], rmq[km-1][i + 1 << (km - 1)][kn-1][j]), gcd (rmq[km-1][i][kn-1][j + 1 << (kn - 1)], rmq[km-1][i + 1 << (km - 1)][kn - 1][j + 1 << (kn - 1)])); ^ user.cpp:32:205: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] rmq[km][i][kn][j] = gcd (gcd (rmq[km-1][i][kn-1][j], rmq[km-1][i + 1 << (km - 1)][kn-1][j]), gcd (rmq[km-1][i][kn-1][j + 1 << (kn - 1)], rmq[km-1][i + 1 << (km - 1)][kn - 1][j + 1 << (kn - 1)])); ^ user.cpp:35:97: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] rmq[km][i][kn][j] = gcd(rmq[km][i][kn-1][j], rmq[km][i][kn-1][j + 1 << (kn - 1)]); ^ user.cpp:38:69: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] rmq[km][i][kn][j] = gcd(rmq[km-1][i + 1 << (km - 1)][kn][j], rmq[km-1][i][kn][j]); ^